Payment Policy The prices on the Frontier Dental Supply website are reflected by each individual product. Prices do not include taxes or delivery fees. Taxes and delivery fees are calculated automatically at time of checkout. Prices and delivery costs are liable to change at any time. However, they will not affect orders in respect of which we have already sent an order confirmation. Payments for all orders must be made via credit card on the checkout page. We accept payment by most major credit cards including: Visa, Mastercard, and American Express. Please be aware that online payment transactions are subject to validation checks by your card issuer and we are not responsible if your card issuer declines to authorise payment for any reason.